光河作用所需的色素位于叶绿体的()
A.外膜
B.内膜
C.类囊体薄膜上
D.类囊体和基质中
参考答案:C
You'd better take something to read when you go to see the doctor _____ you have to wait. [ ]
A. even if
B. as if
C. in order that
D. in case
下列属于水牛角刮痧板的作用的是()。
A、解毒
B、温阳
C、理气
D、疏表